THEY WERE INJURED. POLICE CARS, AS WE KNOW, HAVE RED AND BLUE LIGHTS. NOW CONSTRUCTION WORKERS HAVE. AMBER AND GREEN. A YEAR AFTER A BILL SIGNED BY GOVERNOR JOSH SHAPIRO LAST JULY IS ALLOWING FOR THAT ...
Transportation engineers at North Carolina State University have proposed that an additional color be added to existing traffic lights. This new color would be a white light, intended for the use of ...
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